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GeoGebra
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Outline
testing book
[S2] a revised version of Jane’s GeoGebra file (modified by the author)
testing book
Author:
Chan Yip-Cheung
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[S2] a revised version of Jane’s GeoGebra file (modified by the author)
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[S2] a revised version of Jane’s GeoGebra file (modified by the author)
New Resources
近似值：有效數字
異分母分數減法
兩組對邊相等和有直角的四邊形
第八周作业
球體建築師
Discover Resources
telling the time
cos(α) + cos(β) + cos(γ) 的對稱性
四角柱體（長方體）的截面
傅里叶级数 Fourier series
在釘點紙上畫三角形
Discover Topics
Congruence
Hypergeometric Distribution
Functions
Boxplot
Diagrams
